Hydrogenated Dimer Dilinoleyl/Dimethylcarbonate Copolymer is the product formed by the reaction of methyl carbonate and hydrogenated dimer dilinoleyl alcohol. It conforms generally to the formula: where R represents hydrogenated dilinoleyl alcohol. See Reported Ingredient Functions-The Cosmetic Drug Distinction, in Regulatory and Ingredient Use Information, Volume I, Part A.